Parasympathetic Fibers, Postganglionic

**Definition:** Nerve fibers which project from parasympathetic ganglia to synapses on target organs. Parasympathetic postganglionic fibers use acetylcholine as transmitter. They may also release peptide cotransmitters.

**Tree numbers:** - A08.675.127.500.700 - A08.675.542.100.700 - A08.675.542.234.700 - A08.800.050.050.050.700 - A08.800.050.600.650 - A08.800.800.060.050.700 - A11.671.188.500.700 - A11.671.501.100.700 - A11.671.501.234.700